{volist name="$menus" id="vo"}
<li data-name="component" class="layui-nav-item">
    <a href="javascript:;" lay-tips="{$vo.title}" lay-direction="2">
        <i class="layui-icon layui-icon-component"></i>
        <cite>{$vo.title}</cite>
    </a>
    <dl class="layui-nav-child">
        {volist name="vo.children" id="voo"}
             <dd>
                 <a lay-href="{$voo.href}">{$voo.title}</a>
             </dd>
        {/volist}
    </dl>
</li>
{/volist}

